OperatorsFormattingSymbolsTable & Matrix

\( + \)\( - \)\( \times \)\( \div \)\( = \)\( \neq \)\( \pm \)\( \mp \)\( x^{a} \)\( x_{a} \)\( x_{b}^{a} \)\( {x_{b}}^{a} \)\( \frac{a}{b} \)\( x\tfrac{a}{b} \)\( \sqrt{x} \)\( \sqrt[n]{x} \)

\[\sum\]\[\int_{b}^{a}\]\[\frac{\mathrm{d} }{\mathrm{d} x}\]

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Clear

When \(a \ne 0\), there exists two solutions for\(ax^2 + bx + c = 0\) as \[x = {-b \pm \sqrt{b^2-4ac} \over 2a}.\]

When \(a \ne 0\), there exists two solutions for\(ax^2 + bx + c = 0\) as \[x = {-b \pm \sqrt{b^2-4ac} \over 2a}.\]